Access logs + made prometheus runtime changeable

lib/shared_memory.cpp

@@ -14,6 +14,7 @@
 #include "procs.h"
 #include "bitfields.h"
 #include "timing.h"
+#include "auth.h"
 
 #if defined(__CYGWIN__) || defined(_WIN32)
 #include <windows.h>
@@ -619,6 +620,11 @@ namespace IPC {
     htobl(data + 8, time);
   }
 
+  /// Calculates session ID from CRC, stream name, connector and host.
+  std::string statExchange::getSessId(){
+    return Secure::md5(data+32, 140);
+  }
+
   ///\brief Gets time currently connected
   long statExchange::time() {
     long result;

lib/shared_memory.h

@@ -41,6 +41,7 @@ namespace IPC {
       void setSync(char s);
       unsigned int crc();
       uint32_t getPID();
+      std::string getSessId();
   private:
       ///\brief The payload for the stat exchange
       /// - 8 byte - now (timestamp of last statistics)